20531+3940 SEI 1292

 
 
20h 53m 05.51s +39° 39' 26.7" P.A. 205.00 sep 24.8 mag 11.81,12.60
 
 
Coord 2000 20531+3940 Discov num SEI1292 Comp Coord arcsec 2000 20 53 05.51 +39 39 26.7
Date first 1892 Date last 2015 Obs 11
Pa first 206 Pa last 204.7 P.A. Now (θ) 204.7°
Sep first 25.1 Sep last 24.803 Sep. Now (ρ) 24.803"
Mag pri 11.81 Mag sec 12.60 delta mag (ΔM) 0.79 Spectral class
Pri motion ra +006 Sec motion ra +004
Pri motion dec -003 Sec motion dec -004
Notes
rPM=0.333
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3171-01717-1 Gaia DR2 1872894195373627264